Description
actual front end outer dimensions are approximately 30 5/8" width X 30 5/8" height
actual front end outer dimensions are approximately 20 5/8" width X 10 5/8" height
+ Product Details Size – 8" x 14" or 14" x 8" is the size for the duct opening measurement only
+ Product Details Size – 10" x 16" or 16" x 10" is the size for the duct opening measurement only
+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 34" or 34" x 8" duct opening (measured at the opening)
34" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w26h26 actual front end outer dimensions+ Product Details Perfect Fit & Easy Sizing Designed for a 34" x 22" Or 22" x 34" duct opening (measured at the opening), with actual outer dimensions of 36. 5" W x 22. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 33. 75" x 21. 75" x 1" Premium Airflow Efficiency High performance cube core eggcrate design allows 95% airflow efficiency, reducing energy costs and maximizing HVAC system lifespan. Durable, Rust Free Aluminum